Home / 7,933.38-11,900.06-3,316.38

Finding the Fourth Proportional to 7,933.38, 11,900.06 and 3,316.38

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Solution

The fourth proportional to 7,933.38, 11,900.06 and 3,316.38 is: 4,974.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,933.38 : 11,900.06 = 3,316.38 : x
  2. Step 2: Convert to fraction form
    7,933.38/11,900.06 = 3,316.38/x
  3. Step 3: Cross multiply
    7,933.38x = 11,900.06 × 3,316.38
  4. Step 4: Simplify right side
    7,933.38x = 39,465,120.98
  5. Step 5: Solve for x
    x = 39,465,120.98/7,933.38
  6. Step 6: Final answer
    x = 4,974.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.